Triple

T3549276
Position Surface form Disambiguated ID Type / Status
Subject Louisiana Avenue NW vicinity E75070 entity
Predicate near P350 FINISHED
Object Union Station
Union Station is a major historic train station and transportation hub in Washington, D.C., serving Amtrak, commuter rail, and the Washington Metro while also housing shops and restaurants.
E223 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Union Station | Statement: [Louisiana Avenue NW vicinity, near, Union Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Union Station
Context triple: [Louisiana Avenue NW vicinity, near, Union Station]
  • A. Union Station
    Union Station is the main railway station and a historic transportation hub in downtown Los Angeles, renowned for its Mission Revival and Art Deco architecture.
  • B. Union Station
    Union Station is a historic former railroad terminal in St. Louis that has been transformed into a mixed-use complex featuring attractions, dining, and entertainment.
  • C. Union Station
    Union Station is a historic train station and transportation hub in Worcester, Massachusetts, known for its grand Beaux-Arts architecture and role as a key gateway to the city.
  • D. Union Station
    Union Station is a historic train station name commonly used for major passenger rail terminals in several North American cities.
  • E. Union Station
    Union Station is Toronto’s primary railway and transit hub, connecting regional and intercity trains with the city’s subway and streetcar network.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Union Station
Triple: [Louisiana Avenue NW vicinity, near, Union Station]
Generated description
Union Station is a major historic train station and transportation hub in Washington, D.C., serving Amtrak, commuter rail, and the Washington Metro while also housing shops and restaurants.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Union Station
Target entity description: Union Station is a major historic train station and transportation hub in Washington, D.C., serving Amtrak, commuter rail, and the Washington Metro while also housing shops and restaurants.
  • A. Union Station chosen
    Union Station is a historic Beaux-Arts transportation hub and major intercity rail terminal in Washington, D.C., serving as a gateway to the U.S. capital.
  • B. Union Station
    Union Station is a major historic train and transportation hub in Seattle, Washington, serving as a landmark of the city's rail and transit network.
  • C. Union Station
    Union Station is a major historic transportation hub in downtown Dallas that serves as a key rail and transit connection point for the city.
  • D. Union Station
    Union Station is a historic train station name commonly used for major passenger rail terminals in several North American cities.
  • E. Union Station
    Union Station is the main railway station and a historic transportation hub in downtown Los Angeles, renowned for its Mission Revival and Art Deco architecture.
  • F. None of above.

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ad85d33c6c819081d5ac1df13b5680 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adbfd278348190ad2fa54f4a423541 completed March 8, 2026, 6:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69b3bb9218448190ae432ae74c0a6916 completed March 13, 2026, 7:24 a.m.
NEDg Description generation batch_69b3bcba5e90819082ae70ba5c1b8ceb completed March 13, 2026, 7:28 a.m.
NED2 Entity disambiguation (via description) batch_69b3f5a60fa08190acbb7257b515369a completed March 13, 2026, 11:31 a.m.
Created at: March 8, 2026, 3:20 p.m.